[INFO] fetching crate regalloc 0.0.31...
[INFO] testing regalloc-0.0.31 against 1.47.0 for beta-1.48-1
[INFO] extracting crate regalloc 0.0.31 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate regalloc 0.0.31 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate regalloc 0.0.31
[INFO] finished tweaking crates.io crate regalloc 0.0.31
[INFO] tweaked toml for crates.io crate regalloc 0.0.31 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e68462d373aeb10453e1b302b0066b743da5486ed1053c054002104fba170acc
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e68462d373aeb10453e1b302b0066b743da5486ed1053c054002104fba170acc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e68462d373aeb10453e1b302b0066b743da5486ed1053c054002104fba170acc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e68462d373aeb10453e1b302b0066b743da5486ed1053c054002104fba170acc", kill_on_drop: false }`
[INFO] [stdout] e68462d373aeb10453e1b302b0066b743da5486ed1053c054002104fba170acc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] af000d7b164305d73652fe2f15e721a5ff5b7be9d1d8885c0207bef9dccf4af6
[INFO] running `Command { std: "docker" "start" "-a" "af000d7b164305d73652fe2f15e721a5ff5b7be9d1d8885c0207bef9dccf4af6", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling regalloc v0.0.31 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.86s
[INFO] running `Command { std: "docker" "inspect" "af000d7b164305d73652fe2f15e721a5ff5b7be9d1d8885c0207bef9dccf4af6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af000d7b164305d73652fe2f15e721a5ff5b7be9d1d8885c0207bef9dccf4af6", kill_on_drop: false }`
[INFO] [stdout] af000d7b164305d73652fe2f15e721a5ff5b7be9d1d8885c0207bef9dccf4af6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6868f433ba6b40dac4b91a9a66853b65d86cfea411fb3fa771e5d1b67221c405
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6868f433ba6b40dac4b91a9a66853b65d86cfea411fb3fa771e5d1b67221c405", kill_on_drop: false }`
[INFO] [stderr]    Compiling regalloc v0.0.31 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.22s
[INFO] running `Command { std: "docker" "inspect" "6868f433ba6b40dac4b91a9a66853b65d86cfea411fb3fa771e5d1b67221c405", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6868f433ba6b40dac4b91a9a66853b65d86cfea411fb3fa771e5d1b67221c405", kill_on_drop: false }`
[INFO] [stdout] 6868f433ba6b40dac4b91a9a66853b65d86cfea411fb3fa771e5d1b67221c405
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 52d023d8176a19b5516b23acf0590a12968c44169fefd5b8452ebdfb647596b1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "52d023d8176a19b5516b23acf0590a12968c44169fefd5b8452ebdfb647596b1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/regalloc-04bfbc942c7c9f3b
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test avl_tree::test_avl_tree2 ... ok
[INFO] [stdout] test union_find::test_union_find ... ok
[INFO] [stdout] test reg_maps::test::test_reg_use_mapper ... ok
[INFO] [stdout] test avl_tree::test_avl_tree_iter ... ok
[INFO] [stdout] test avl_tree::test_avl_tree1 ... ok
[INFO] [stdout] test sparse_set::test_sparse_set ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests regalloc
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "52d023d8176a19b5516b23acf0590a12968c44169fefd5b8452ebdfb647596b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52d023d8176a19b5516b23acf0590a12968c44169fefd5b8452ebdfb647596b1", kill_on_drop: false }`
[INFO] [stdout] 52d023d8176a19b5516b23acf0590a12968c44169fefd5b8452ebdfb647596b1
